2043321323100 has 36 divisors (see below), whose sum is σ = 5912009695704. Its totient is φ = 544885686080.

The previous prime is 2043321323093. The next prime is 2043321323119. The reversal of 2043321323100 is 13231233402.

It is a super-2 number, since 2×2043321323100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3405535239 + ... + 3405535838.

Almost surely, 2^{2043321323100} is an apocalyptic number.

2043321323100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2043321323100 is an abundant number, since it is smaller than the sum of its proper divisors (3868688372604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2043321323100 is a wasteful number, since it uses less digits than its factorization.

2043321323100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811071094 (or 6811071087 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2043321323100 its reverse (13231233402), we get a palindrome (2056552556502).

The spelling of 2043321323100 in words is "two trillion, forty-three billion, three hundred twenty-one million, three hundred twenty-three thousand, one hundred".